§ CERTIFICATE OF ANALYSIS · THIRD-PARTY HPLC · OCT-2025● VERIFIED SUBMISSION · PUBLIC RECORD

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◆ Batch ID · 002✓ Verified · Pass

LL-37 × RC Peptides - Lab Test, October 2025

Tested Friday, October 10, 2025 · submitted by @Frank 👑 Legend

HPLC Purity

99.18%

✓ Excellent

PeptideLL-37

BrandRCpeptides

LabJanoshik Labs

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Test results

6 data points

Purity

99.18%

Endotoxins

Not tested

Stated qty

5 mg

Tested qty

5.17 mg

Qty match

103% of labeled · +3%

Batch ID

002

Tested by

Janoshik LabsView profile →

◆ Quantity verification

5 mg→5.17 mg+3%

About this test

This independent HPLC lab test confirms LL-37 5mg from RC Peptides at 99.180% purity. The analysis was conducted by Janoshik Labs on October 10, 2025.

LL-37 is an antimicrobial peptide researched for its role in immune defense and antimicrobial activity. A purity level of 99.180% indicates high-grade synthesis and minimal contamination.

The full certificate of analysis is available for download on this page.